CN206348122U - A kind of Wiper arm rigidity detection device - Google Patents
A kind of Wiper arm rigidity detection device Download PDFInfo
- Publication number
- CN206348122U CN206348122U CN201621340378.7U CN201621340378U CN206348122U CN 206348122 U CN206348122 U CN 206348122U CN 201621340378 U CN201621340378 U CN 201621340378U CN 206348122 U CN206348122 U CN 206348122U
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- CN
- China
- Prior art keywords
- wiper arm
- push
- rigidity
- pull
- rigidity test
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Abstract
The utility model discloses a kind of Wiper arm rigidity detection device, including detection platform, the fixed seat for fixing Wiper arm to be measured in detection platform is arranged on, in addition to for testing the torsional rigidity test cell and push-and-pull rigidity test unit of Wiper arm to be measured；And controller.The utility model structure is by controlling torsional rigidity test cell and push-and-pull rigidity test unit to drive Wiper arm to reverse or swing laterally, rigidity to Wiper arm is tested, the power or torque size of output can be accurately controlled by servo-drive system, the size of rigidity can intuitively be drawn by the screen display of control system and whether met the requirements, evaluated by forward and reverse rigidity test and with result sum, its result is more accurately and reliably.
Description
Technical field
The utility model belongs to motor vehicle fittings detection technique field, more particularly to a kind of Wiper arm stiffness excitations dress
Put.
Background technology
In recent years, increasing rapidly with car ownership, for lifting competitiveness, each automaker is progressively by work
In terms of center of gravity puts into the performance boost of vehicle.Security wherein on automobile is the problem of need to primarily solving.
Vehicle wiper is widely paid attention to as vehicle security exemplar by each vehicle factory.Wiper is by windshield
Rain, snow and dust and other impurities remove clean, provide sight of clearly driving a vehicle in sleet sky for driver, it is ensured that driver safety is driven
Sail.Wiper is made up of four big parts systems：Rain shaving electrical machine, linkage, Wiper arm and rain shaving blade.Rain shaving electrical machine is born
Blame and provide power for whole system, linkage can be converted to the rotary motion of motor body the reciprocal operation of Wiper arm,
And then realize windscreen wiper wiper motion process；Scraping blade be windscreen wiper system execution unit, be responsible for remove windshield on sleet and
The impurity such as dust.Wiper arm is used as transmission electrical machine power and the crucial execution unit of control scraping blade running orbit, its rigidity ginseng
Several guarantees is most important for whole windscreen wiper system, and Wiper arm rigidity has to the bounce of windscreen wiper system, noise, wiper quality
And directly affect, therefore at the initial stage of design, control accurate, easy to operate Wiper arm stiffness excitations particularly important.
Utility model content
The purpose of this utility model is：A kind of Wiper arm rigidity detection device is provided, easily and effectively to Wiper arm
Rigidity detected, so as to ensure the use requirement of Wiper arm.
The technical solution of the utility model is：A kind of Wiper arm rigidity detection device, including detection platform, are arranged on inspection
The fixed seat for fixing Wiper arm to be measured surveyed on platform, in addition to surveyed for the torsional rigidity for testing Wiper arm to be measured
Try unit and push-and-pull rigidity test unit；
The torsional rigidity test cell include motor, be connected with motor and can axial-rotation torsional axis and
The fixed block for being used to connect Wiper arm for reversing shaft end is fixed on, angular transducer is provided with torsional axis；
The push-and-pull rigidity test unit include motor, be connected with motor and reciprocating push-pull shaft and
The fixed block for being used to connect Wiper arm of push-and-pull shaft end is fixed on, range sensor is provided with push-pull shaft；
Also include being used for controlling torsional rigidity test cell and push-and-pull rigidity test unit simultaneously receiving angle sensor and
Distance sensor signal and the controller for showing test curve.
Further：The detection platform is provided with some fixing holes, and fixed seat is flat by bolt and fixing hole and detection
Platform is fixed.
The beneficial effects of the utility model are：The utility model structure is by controlling torsional rigidity test cell and push-and-pull firm
Spending test cell drives Wiper arm to reverse or swing laterally, and the rigidity to Wiper arm is tested, and passes through servo-drive system energy
The power or torque size of enough accurately control output, by the screen display of control system can intuitively draw rigidity size and
Whether meet the requirements, evaluated by forward and reverse rigidity test and with result sum, its result is more accurately and reliably.
The utility model also has the advantages that simple in construction, long lifespan and cost are low.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model.
Number explanation in figure：1 be detection platform, 101 be fixed seat, 2 be torsional rigidity test cell, 201 be driving electricity
Machine, 202 be torsional axis, 203 be fixed block, 204 be angular transducer, 3 be push-and-pull rigidity test unit, 301 be motor,
302 it is push-pull shaft, 303 be fixed block, 304 be range sensor, 4 be controller, 5 is Wiper arm.
Embodiment
It is as shown in Figure 1 a kind of Wiper arm rigidity detection device of the utility model, including detection platform 1, it is arranged on inspection
The fixed seat 101 for fixing Wiper arm 5 to be measured surveyed on platform, in addition to it is firm for the torsion for testing Wiper arm to be measured
Spend test cell 2 and push-and-pull rigidity test unit 3；
The torsional rigidity test cell 2 include motor 201, be connected with motor and can axial-rotation torsion
Axle 202 and the fixed block 203 for being used to connect Wiper arm for being fixed on torsion shaft end, are provided with angular transducer on torsional axis
204；
The push-and-pull rigidity test unit 3 includes motor 301, is connected and reciprocating push-and-pull with motor
Axle 302 and the fixed block 303 for being used to connect Wiper arm for being fixed on push-and-pull shaft end, are provided with range sensor on push-pull shaft
304；
Also include being used for controlling torsional rigidity test cell and push-and-pull rigidity test unit simultaneously receiving angle sensor and
Distance sensor signal and the controller 4 for showing test curve.
It is preferred that：The detection platform is provided with some fixing holes, and fixed seat passes through bolt and fixing hole and detection platform
It is fixed.
It is preferred that：Drive system in the torsional rigidity test cell and push-and-pull rigidity test unit is servo-drive system
System, the motor is servomotor.
The utility model structure application method is as follows：
According to Wiper arm length to be measured and form, different fixing holes are selected to fix fixed seat, and then will by bolt
Wiper arm bottom（The part of motor is connected in practical application）It is fixed in fixed seat, then by bolt by Wiper arm top
（One end of rain shaving blade is installed in practical application）It is fixed by bolts on corresponding fixed block.
The size of both the push-pull effort that is applied on Wiper arm floating rule and torsional moment is controlled and positive and negative by controller
Direction.Push-pull effort can generally be set as 10N, torsional moment is 0.8N.m.Motor is started again to be tested, while detection,
In the display screen of controller, it is possible to achieve the real-time curve output of Wiper arm push-and-pull displacement and windup-degree.
For Wiper arm push-and-pull rigidity and torsional rigidity test result, the Wiper arm of different structure and form can be according to
Various criterion is evaluated, under push-pull effort 10N, torsional moment 0.8N.m input condition, can be commented according to following standard
Valency：The push-and-pull displacement sum 5mm of both forward and reverse directions, 5 ° of the windup-degree sum of both forward and reverse directions, only when push-and-pull displacement and windup-degree
When being satisfied by design requirement, assert that Wiper arm rigidity is qualified, it is otherwise unqualified, it need to redesign or process and to new product
Wiper arm stiffness excitations are carried out, untill qualified.
The utility model structure is by controlling torsional rigidity test cell and push-and-pull rigidity test unit to drive Wiper arm
Reverse or swing laterally, the rigidity to Wiper arm tests, by servo-drive system can accurately control the power that exports or
Whether torque size, can intuitively draw the size of rigidity by the screen display of control system and meet the requirements, by positive and negative
To rigidity test and evaluated with result sum, its result is more accurately and reliably.
The utility model also has the advantages that simple in construction, long lifespan and cost are low.
Although the foregoing describing embodiment of the present utility model, those skilled in the art in the art should
Work as understanding, these are merely illustrative of, various changes or modifications can be made to these embodiments, it is new without departing from this practicality
The principle and essence of type.Scope of the present utility model is only limited by the claims that follow.
Claims (2)
1. a kind of Wiper arm rigidity detection device, it is characterised in that：Including detection platform, being used in detection platform is arranged on
The fixed seat of fixed Wiper arm to be measured, in addition to it is firm for the torsional rigidity test cell and push-and-pull for testing Wiper arm to be measured
Spend test cell；
The torsional rigidity test cell include motor, be connected with motor and can axial-rotation torsional axis and fixation
The fixed block for being used to connect Wiper arm of shaft end is being reversed, angular transducer is provided with torsional axis；
The push-and-pull rigidity test unit includes motor, is connected and reciprocating push-pull shaft and fixation with motor
In the fixed block for being used to connect Wiper arm of push-and-pull shaft end, range sensor is provided with push-pull shaft；
Also include being used to control torsional rigidity test cell and push-and-pull rigidity test unit receiving angle sensor and distance simultaneously
Sensor signal and the controller for showing test curve.
2. Wiper arm rigidity detection device according to claim 1, it is characterised in that：If the detection platform is provided with
Dry fixing hole, fixed seat is fixed by bolt and fixing hole with detection platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621340378.7U CN206348122U (en) | 2016-12-08 | 2016-12-08 | A kind of Wiper arm rigidity detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621340378.7U CN206348122U (en) | 2016-12-08 | 2016-12-08 | A kind of Wiper arm rigidity detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206348122U true CN206348122U (en) | 2017-07-21 |
Family
ID=59318329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621340378.7U Expired - Fee Related CN206348122U (en) | 2016-12-08 | 2016-12-08 | A kind of Wiper arm rigidity detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206348122U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108181065A (en) * | 2016-12-08 | 2018-06-19 | 华晨汽车集团控股有限公司 | A kind of Wiper arm rigidity detection device and method |
| CN112254905A (en) * | 2020-10-15 | 2021-01-22 | 哈尔滨工业大学 | High-low temperature testing device for moment rotary rigidity |
-
2016
- 2016-12-08 CN CN201621340378.7U patent/CN206348122U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108181065A (en) * | 2016-12-08 | 2018-06-19 | 华晨汽车集团控股有限公司 | A kind of Wiper arm rigidity detection device and method |
| CN112254905A (en) * | 2020-10-15 | 2021-01-22 | 哈尔滨工业大学 | High-low temperature testing device for moment rotary rigidity |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170721 Termination date: 20211208 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |